//
//  WYXCannotFly.m
//  Design Patterns
//
//  Created by ying on 2016/12/10.
//  Copyright © 2016年 ying. All rights reserved.
//

#import "WYXCannotFly.h"

@implementation WYXCannotFly

- (void)fly{
    NSLog(@"I can not fly !");
}

@end
